Uploading to the cloud archive

debuild --no-lintian -S -sa -nc -uc -us -v2015.1.1-0ubuntu2 --changes-option=-DDistribution=bionic  (-v specifies the previous package version; bionic is the base ubuntu LTS release)
debsign ../$package.changes
dput ppa:ubuntu-cloud-archive/<openstack-codename>-staging package*source.changes  
Prior to Ubuntu Groovy (OpenStack Victoria), the cloud archive has been backed by private PPAs.